Home / 40,439.28-60,658.92-15,798

Finding the Fourth Proportional to 40,439.28, 60,658.92 and 15,798

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Solution

The fourth proportional to 40,439.28, 60,658.92 and 15,798 is: 23,697

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439.28 : 60,658.92 = 15,798 : x
  2. Step 2: Convert to fraction form
    40,439.28/60,658.92 = 15,798/x
  3. Step 3: Cross multiply
    40,439.28x = 60,658.92 × 15,798
  4. Step 4: Simplify right side
    40,439.28x = 958,289,618.16
  5. Step 5: Solve for x
    x = 958,289,618.16/40,439.28
  6. Step 6: Final answer
    x = 23,697

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.